Dopamine - the chemical that affects how much pleasure we expect (english)
Туркулец Александр says:
Travels with dopamine - the chemical that affects how much pleasure we expect
Amplify’d from scienceblogs.com
Mathias Passiglione showed that people’s ability to learn about rewards could be improved by giving them a drug called L-DOPA. It’s a precursor to dopamine, a sort of parent molecule that can increase the concentrations of its offspring. Passiglione asked volunteers to learn links between different symbols and different financial rewards. He found that under the influence of L-DOPA, they were better at picking the symbols that earned them the most cash.
Dopamine is a neurotransmitter, a chemical that carries signals within the brain. Among its many duties is a crucial role in signalling the feelings of enjoyment we get out of life’s pleasures. We need it to learn which experiences are rewarding and to actively seek them out. And it seems that we also depend on it when we imagine the future.
it could boost how much we want something when we imagine it. Its effects could also tie into its role in learning.Read more at scienceblogs.com
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Eric Goldstein November 15, 2009 3:05 pm
celestialdancer November 15, 2009 11:27 pm
karen todd November 16, 2009 12:50 am